/* Hero Section */
.home-hero {
  text-align: center;
  padding: 2.5rem 0 1rem;
}

.home-hero h1 {
  font-size: 2.25rem;
  color: var(--color-heading);
  margin-bottom: 1rem;
}

.home-intro {
  font-size: 1.1rem;
  color: var(--color-text);
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.75;
}

/* Research Areas Section */
.home-areas {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  padding: 3rem 0;
}

.area-card {
  text-align: center;
  min-width: 0;
}

.area-card h2 {
  color: var(--color-primary);
  font-size: 1.3rem;
  margin: 1rem 0 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
}

.area-icon {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 0.25rem;
}

.area-icon img {
  width: 110px;
  height: 110px;
  object-fit: contain;
}

.area-card p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text);
  text-align: left;
}

/* Project Logo Carousel */
.carousel {
  margin-top: 1.5rem;
  padding: 0.75rem 0;
  width: 100%;
}

.carousel-viewport {
  overflow: hidden;
  width: 100%;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.carousel-slide {
  flex: 0 0 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 90px;
  padding: 0.5rem;
  border-radius: var(--border-radius);
  transition: transform 0.2s ease;
  box-sizing: border-box;
}

.carousel-slide:hover {
  transform: scale(1.08);
}

.carousel-slide a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.carousel-slide img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(40%);
  opacity: 0.75;
  transition: filter 0.3s ease, opacity 0.3s ease;
}

.carousel-slide:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

.home-carousel-section {
  padding: 2rem 0;
}

.home-carousel-section h2 {
  color: var(--color-primary);
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.home-carousel-section .carousel {
  max-width: 400px;
}

@media (max-width: 1024px) {
  .home-areas {
    gap: 1.5rem;
  }
}

@media (max-width: 840px) {
  .home-hero h1 {
    font-size: 1.75rem;
  }

  .home-intro {
    font-size: 1rem;
  }

  .home-areas {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem 0;
  }

  .carousel-slide {
    height: 70px;
  }

  .home-carousel-section {
    padding: 1rem 0;
  }
}